Sky Spire I

Heroes of this affinity with at least one of these types get the bonus.
Fire+AncientorTechnologicalorCorruptorFable
Shapeshifter's Stone Shard (3)
6* Commander
6* WardenPrincess Riverine & Stonetail
PWR 8,811
Leader skill
300% Damage and HP for all Fire Commander Heroes
Battle skill
Creates 2 Fire Power Gem IVs and adds 'Budding Polarity' to the battle for 3 turns. Budding Polarity begins NEGATIVE, and decreases damage taken by heros and enemies by 10%. On the third turn, creates 2 Fire Power Gem IVs and flips to POSITIVE and increases damage taken by heroes and enemies by 10% for 1 turn.
Passive skill
If struck while Polarity NEGATIVE is active, increases Self ATK by up to 20%, at a rate of 5% plus an additional 5% per 100 Fire Commander Skill Points, for 1 turn.
Killer skill
Increases Damage by 200% while Immortal enemies are present. * Only the Most Powerful Immortal Killer effect on each hero will apply.
StoneTech Matriarchs
PWR 9,987
Leader skill
300% Damage and HP for all Fire Commander Heroes
Battle skill
Creates 2 Fire Power Gem IVs and adds 'Budding Polarity' to the battle for 3 turns. Budding Polarity begins NEGATIVE, and decreases damage taken by heros and enemies by 10%. On the third turn, creates 2 Fire Power Gem IVs and flips to POSITIVE and increases damage taken by heroes and enemies by 10% for 1 turn. * On Battle Skill Activation, creates 1 Fire Ultimate Gem if at or above 300 Fire Commander Skill Points and Immortal Killer is active.
Passive skill
If struck while Polarity NEGATIVE is active, increases Self ATK by up to 20%, at a rate of 5% plus an additional 5% per 100 Fire Commander Skill Points, for 1 turn. * When this hero attacks, increases Fire Commander Skill Points by 10.
Killer skill
Increases Fire Commander Damage by 400% while Immortal enemies are present. * Only the Most Powerful Immortal Killer effect on each hero will apply.
Reforged Flamefoot O'Hare
PWR 7,417
Leader skill
300% Damage and HP for all Fire Commander Heroes
Battle skill
Attack an enemy for 5,000% ATK and become invulnerable for 1 turn.
Reforged Lepora, Virtuous Defender
PWR 6,996
Leader skill
300% Damage and HP for all Fire Commander Heroes
Battle skill
Creates 3 Fire Power Gem Is.
Passive skill
When this hero attacks, increases Fire Commander Skill Points by 10.
Reforged Stellar Rabbit
PWR 7,417
Leader skill
300% Damage and HP for all Fire Commander Heroes
Battle skill
Creates 8 Fire Gems and heals for 5,000% Hero RCV.
The Searing Invader
PWR 13,216
Leader skill
300% REC for all Creature Heroes
Battle skill
Generates 1 Fire Power Gem III.
Ceratio the Tempter
PWR 4,859
Leader skill
415% Damage, 475% HP, and 600% RCV for all Fire Heroes in GvG attacks. Heroes and Relicts that passively generate any Intensity generate 10% more in GvG attacks.
Battle skill
Creates 4 Fire Power Gem Is. Increase Fire Slayer ATK by up to 600% of this hero's RCV for 2 turns, at a rate of 150% + 150% per 100 Skill Points.
The Bacon Baron
PWR 7,417
Leader skill
400% Damage and HP for all Fire Slayer Heroes in GvG attacks.
Battle skill
Creates 4 Fire Power Gem Is. Increase Fire Slayer ATK by up to 600% of this hero's RCV for 2 turns, at a rate of 150% + 150% per 100 Skill Points.
Admiral Applewood
PWR 6,996
Leader skill
300% Damage and HP for all Fire Slayer Heroes
Battle skill
Creates 6 Fire Gems. Increases Fire Slayer RVC by 250% for 2 turns.
Passive skill
When this hero attacks, increases Fire Slayer Skill Points by 10.
The Warpig Warship
PWR 7,417
Leader skill
300% Damage and HP for all Fire Slayer Heroes
Battle skill
Creates 3 Fire Power Gem IIs. Attacks for up to 148,000% ATK, at a rate of 37,000% + 37,000% per 100 Skill Points. Heal for 1% of the ATK amount.
Killer skill
Increases Damage by 200% while Chaotic enemies are present. * Only the Most Powerful Chaotic Killer effect on each hero will apply.
Sergeant Sausage
PWR 7,859
Leader skill
300% Damage and HP for all Fire Slayer Heroes
Battle skill
Creates 8 Fire Power Gem IVs.
Killer skill
Increases Damage by 200% while Chaotic enemies are present. * Only the Most Powerful Chaotic Killer effect on each hero will apply.
Final Formation
PWR 9,987
Leader skill
300% Damage and HP for all Fire Slayer Heroes
Battle skill
Creates 8 Fire Power Gem IVs. Attacks for up to 148,000% ATK, at a rate of 37,000% + 37,000% per 100 Skill Points. Heal for 1% of the ATK amount. * On Battle Skill Activation, creates 1 Fire Ultimate Gem if at or above 300 Fire Slayer Skill Points and Chaotic Killer is active.
Passive skill
When this hero attacks, increases Fire Slayer Skill Points by 10.
Killer skill
Increases Fire Slayer Damage by 400% while Chaotic enemies are present. * Only the Most Powerful Chaotic Killer effect on each hero will apply.
Reforged Vanguard Contessa
PWR 7,417
Leader skill
300% Damage and HP for all Fire Slayer Heroes
Battle skill
Creates 4 Fire Gems. Cleanses all Debuffs.
Passive skill
When this hero attacks, increases Fire Slayer Skill Points by 10.
Reforges Silverhoof
PWR 7,859
Leader skill
300% Damage and HP for all Fire Slayer Heroes
Battle skill
Creates 2 Fire Power Gem IVs.
Stomping Gashadokuro
PWR 6,837
Leader skill
200% HP for all Human Heroes
Battle skill
Generates 1 Fire Power Gem III.
Imperial Mitsui Fortress
PWR 6,838
Leader skill
200% Damage for all Corrupt Heroes
Battle skill
Increases self ATK by 50% for 2 turns.
Day Dreamer Cthulhu
PWR 6,408
Leader skill
200% Damage for all Attacker Heroes
Battle skill
Transform 10 Gems to Fire.
Manvos the Avenging
PWR 3,998
Leader skill
400% Damage and HP for all Fire Corrupt Heroes in GvG attacks.
Battle skill
Destroys 15 non-Fire Gems, plus 3 additional Gems for every 30 Corrupt Intensity, rounded down. Heal for 300% RCV per gem destroyed.
Passive skill
When the enemy attacks, create 1 Fire Power Gem III. This can trigger once per Manvos per turn. * Increases Corrupt Intensity by 5 per turn.
Venna, Seeker of Glory
PWR 4,342
Leader skill
300% Damage and HP for all Fire Corrupt Heroes
Battle skill
Adds 10 Corrupt Intensity, then attacks for ATK* 1.250% plus 200% per 5 intensity. If you are below 50% max HP, spawn 4 Fire Gems.
Passive skill
When the enemy attacks, increase Corrupt ATK by 40% for 1 turn. This can trigger once per turn, and stacks with itself from multiple heroes.
Bedeviled Venna
PWR 3,998
Leader skill
300% Damage and HP for all Fire Corrupt Heroes
Battle skill
Creates 1 Fire Power Gem II, plus 1 additional Fire Gem II for every 5 Fire Gems on the board.
Passive skill
At the beginning of every turn, every stack of Corrupt Intensity moderately increases the drop rate of Fire Gems for that turn. This skill stacks with other similar skills.
Mittra, Burdened Beast
PWR 4,272
Leader skill
300% Damage and HP for all Fire Corrupt Heroes
Battle skill
Creates 1 Fire Power Gem III, plus 1 additional Fire Gem III for every 5 Fire Gems on the board.
Passive skill
At the beginning of every turn, every stack of Corrupt Intensity moderately increases the drop rate of Fire Gems for that turn. This skill stacks with other similar skills.
Revered Haliaetus
PWR 5,612
Leader skill
300% REC for all Dragon Heroes
Battle skill
Attacks for 1,500% ATK. If 8 or more Fire Gems exist, attack again.
Infernal Vesuvio
PWR 5,244
Leader skill
200% HP for all Trickster Heroes
Battle skill
Attacks an enemy for 600% of ATK. Increases the enemy's turn counter by 1.
Flamefoot O'Hare
PWR 3,494
Leader skill
400% Damage and HP for all Fire Technological Heroes in GvG attacks.
Battle skill
Attacks for 500% ATK plus 10,000% for every 5 stacks of Technological Intensity, rounded down.